package com.lin.seckilllcw.exception;

import com.lin.seckilllcw.vo.RespBean;
import com.lin.seckilllcw.vo.RespBeanEnum;
import org.springframework.validation.BindException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;


/**
 * @author ChenweiLin
 * @create 2021-07-18 18:27
 */
@RestControllerAdvice
public class GlobalExceptionHandler {
    //所有异常都会被处理
    @ExceptionHandler(Exception.class)
    public RespBean ExceptionHandler(Exception e){
        if(e instanceof GlobalException){
            GlobalException ex = (GlobalException)e;
            return RespBean.error(ex.getRespBeanEnum());
        }else if (e instanceof BindException){
            BindException ex = (BindException)e;
            RespBean respBean = RespBean.error(RespBeanEnum.BIND_ERROR);
            respBean.setMessage("参数校验异常:" + ex.getBindingResult().getAllErrors().get(0).getDefaultMessage());

            return respBean;
        }

        return RespBean.error(RespBeanEnum.ERROR);
    }
}
